Answer:
This observation is True
Explanation:
Membrane integral proteins can function as ion channels during the transport of molecules through the membrane. Moreover, integral proteins can also act as pores for the transport of specific molecules between both sides of the membrane, ion channels that mediate effector signals, signaling transduction mechanisms capable of amplifying cellular responses and hormone receptors.
Answer:
skeleton muscle .......................................
The correct answer would be D), over millions of years, Pangaea broke apart and drifted to form the seven continents.
Answer: Bar Graph
Explanation: I had this question on my quiz, and wanted to just share the answer with you. It is without a doubt one hundred percent correct.
It affect The survival and extinction of species
